Automatic lifting device for automobile welding

Abstract

The utility model discloses an automatic lifting device for automobile welding, which comprises a bottom plate, four universal wheels are arranged on the lower surface of the bottom plate, a support column is fixedly arranged on the upper surface of the bottom plate, a top plate is fixedly arranged at the upper end of the support column, a welding mechanism is arranged on the lower surface of the top plate, and the position of the welding mechanism can be freely adjusted on a plane. A hydraulic cylinder is further arranged on the bottom plate, a platform plate is fixedly arranged at the upper end of the hydraulic cylinder, a clamping mechanism capable of adjusting the clamping position in space is arranged on the platform plate, and the clamping body can move at any position within a certain space range by combining the rotating action with movement in two directions. Meanwhile, the direction of the clamping body can be rotationally adjusted, so that the clamping function at any position in the space can be realized; and the welding machine can be adjusted at any position in the plane, so that the welding machine can better serve the welding work of automobile parts with different shapes and sizes.

Description

Technical Field

[0001] The utility model relates to the field of automobile welding, in particular to an automatic lifting device for automobile welding. Background Art

[0002] Automobile welding, also known as fusion welding, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure. With the advancement of technology, various parts of automobiles usually need to be welded and connected in automobile production. In this process, a lifting welding device is required. However, most lifting welding devices on the market cannot effectively fix automobile parts and are not easy to adjust, resulting in the inability to fix automobile parts of different sizes, which increases the difficulty of welding.

[0003] The Chinese utility model patent with application number 202022541423.8 proposes an automatic lifting device for automobile welding, but there are still some shortcomings:

[0004] 1. The clamping direction of the fixed clamp is fixed and can only be moved and adjusted in two directions. The degree of freedom is not high enough and needs further optimization;

[0005] Second, the welding machine is fixed in position and cannot be adjusted flexibly, so the welding range is limited.

[0006] Based on this, the utility model proposes an automatic lifting device for automobile welding to solve the above problems. Utility Model Content

[0007] In order to overcome the defects in the above-mentioned prior art, the utility model provides an automatic lifting device for automobile welding, which can realize the movement of the clamping body to any position within a certain spatial range through a rotating action combined with movement in two directions. At the same time, the direction of the clamping body can also be rotated and adjusted, thereby realizing the clamping function at any position in the space; and the welding machine can also be adjusted at any position in the plane, so as to better serve the welding work of automobile parts of different shapes and sizes.

[0008] Technical Solution

[0009] An automatic lifting device for automobile welding comprises a base plate, four universal wheels are arranged on the lower surface of the base plate, a support column is fixedly arranged on the upper surface of the base plate, a top plate is fixedly arranged on the upper end of the support column, a welding mechanism capable of adjusting the position on a plane is arranged on the lower surface of the top plate, a hydraulic cylinder is also arranged on the base plate, a platform plate is fixedly arranged on the upper end of the hydraulic cylinder, a clamping mechanism capable of adjusting the clamping position in space is arranged on the platform plate, and a supporting mechanism is also arranged in the lower surface of the base plate.

[0010] Furthermore, the clamping mechanism includes four first rotating columns in a circular array, which are arranged on the upper side of the platform plate and rotatably connected to the platform plate. A crossbeam is fixedly provided on the upper end of the first rotating column, a first slide groove is provided in the upper surface of the crossbeam, a first threaded shaft is rotatably provided in the first slide groove, the first threaded shaft passes through and is threadedly connected to a first slider slidably connected to the first slide groove, and one end of the first threaded shaft is dynamically connected to a first motor fixed on the crossbeam.

[0011] Furthermore, a first electric push rod is fixedly provided on the first sliding block, a connecting plate is fixedly provided on the upper telescopic end of the first electric push rod, a support shaft is fixedly provided on the connecting plate, a rotating plate is rotatably provided on the upper end of the support shaft, a clamping bolt whose lower end can be squeezed to the connecting plate is passed through and threadedly connected on the rotating plate.

[0012] Furthermore, a clamping body is fixedly provided on the other side of the rotating plate, a clamping bolt passes through the clamping body and is threadedly connected, and a clamping plate is fixedly provided on the other end of the clamping bolt.

[0013] Furthermore, four arc-shaped racks in contact with each other are arranged on the platform plate, a second motor is fixedly arranged on the lower surface of the crossbeam, and an output end power of the second motor is connected to a gear meshing with the arc-shaped racks.

[0014] Furthermore, the welding mechanism includes a third motor fixedly mounted on the lower surface of the top plate, the lower output shaft of the third motor is fixedly connected to the second rotating column, a second slide groove is provided in the lower surface of the second rotating column, a second threaded shaft is rotatably provided in the second slide groove, the second threaded shaft penetrates and is threadedly connected to a second slider, a welding machine is fixedly mounted on the lower side of the second slider, and one end of the second threaded shaft is dynamically connected to a fourth motor fixed on the second rotating column.

[0015] Furthermore, the support mechanism includes four telescopic spaces arranged in the lower surface of the base plate, an electric telescopic rod is fixedly arranged in the telescopic space, and a supporting foot is fixedly arranged at the lower telescopic end of the electric telescopic rod.

[0016] Beneficial Effects

[0017] Compared with the prior art, the utility model has the following beneficial effects: through the rotation action combined with the movement in two directions, the clamping body can be moved to any position within a certain space range, and the direction of the clamping body can also be rotated and adjusted, thereby realizing the clamping function at any position in the space; and the welding machine can also be adjusted at any position in the plane, so as to better serve the welding work of automobile parts of different shapes and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of an automatic lifting device for automobile welding according to the utility model;

[0019] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0020] Figure 3 for Figure 1 Schematic diagram of the structure in the middle BB direction;

[0021] Figure 4 for Figure 1 Enlarged view of point C in the middle.

[0022] Reference Numbers

[0023] Welding mechanism 901, clamping mechanism 902, supporting mechanism 903, base plate 1, supporting foot 2, electric telescopic rod 3, telescopic space 4, universal wheel 5, hydraulic cylinder 6, platform plate 7, support column 8, top plate 9, arc rack 10, cross beam 11, first slide groove 12, first threaded shaft 13, first slider 14, first electric push rod 15, first motor 16, clamping body 17, clamping plate 18, clamping bolt 19, rotating plate 20, clamping bolt 21, support shaft 22, connecting plate 23, gear 24, second motor 25, first rotating column 26, second slider 27, welding machine 28, second threaded shaft 29, second slide groove 30, fourth motor 31, second rotating column 32, third motor 33. DETAILED DESCRIPTION

[0024] In order to better illustrate the content of the utility model, the following is a description with reference to the accompanying drawings and implementation examples:

[0025] have Figure 1-Figure 4 As shown, the utility model discloses an automatic lifting device for automobile welding, comprising a base plate 1, four universal wheels 5 are arranged on the lower surface of the base plate 1, a support column 8 is fixedly arranged on the upper surface of the base plate 1, a top plate 9 is fixedly arranged on the upper end of the support column 8, a welding mechanism 901 capable of adjusting the position arbitrarily on the plane is arranged on the lower surface of the top plate 9, a hydraulic cylinder 6 is also arranged on the base plate 1, a platform plate 7 is fixedly arranged on the upper end of the hydraulic cylinder 6, a clamping mechanism 902 capable of adjusting the clamping position in space is arranged on the platform plate 7, and a supporting mechanism 903 is also arranged in the lower surface of the base plate 1.

[0026] Furthermore, the clamping mechanism 902 includes four first rotating columns 26 in a circular array, which are arranged on the upper side of the platform plate 7 and rotatably connected to the platform plate 7. A crossbeam 11 is fixedly provided on the upper end of the first rotating column 26. A first slide groove 12 is provided in the upper surface of the crossbeam 11. A first threaded shaft 13 is rotatably provided in the first slide groove 12. The first threaded shaft 13 passes through and is threadedly connected to a first slider 14 slidably connected to the first slide groove 12. One end of the first threaded shaft 13 is dynamically connected to a first motor 16 fixed on the crossbeam 11.

[0027] Furthermore, a first electric push rod 15 is fixedly provided on the first sliding block 14, a connecting plate 23 is fixedly provided on the upper telescopic end of the first electric push rod 15, a support shaft 22 is fixedly provided on the connecting plate 23, a rotating plate 20 is rotatably provided on the upper end of the support shaft 22, and a clamping bolt 21 is penetrated and threadedly connected on the rotating plate 20, the lower end of which can be squeezed to the connecting plate 23.

[0028] Furthermore, a clamping body 17 is fixedly provided on the other side of the rotating plate 20 , and a clamping bolt 19 passes through and is threadedly connected to the clamping body 17 , and a pressing plate 18 is fixedly provided on the other end of the clamping bolt 19 .

[0029] Furthermore, four arc-shaped racks 10 contacting each other are arranged on the platform plate 7 , and a second motor 25 is fixedly arranged on the lower surface of the crossbeam 11 . The output end of the second motor 25 is connected to a gear 24 meshing with the arc-shaped racks 10 .

[0030] Furthermore, the welding mechanism 901 includes a third motor 33 fixedly mounted on the lower surface of the top plate 9, the lower output shaft of the third motor 33 is fixedly connected to the second rotating column 32, a second slide groove 30 is arranged on the lower surface of the second rotating column 32, a second threaded shaft 29 is rotatably arranged in the second slide groove 30, the second threaded shaft 29 passes through and is threadedly connected to the second slider 27, a welding machine 28 is fixedly mounted on the lower side of the second slider 27, and one end of the second threaded shaft 29 is dynamically connected to the fourth motor 31 fixedly mounted on the second rotating column 32.

[0031] Furthermore, the support mechanism 903 includes four telescopic spaces 4 arranged in the lower surface of the base plate 1 , the telescopic spaces 4 are fixedly provided with electric telescopic rods 3 , and the lower telescopic ends of the electric telescopic rods 3 are fixedly provided with supporting legs 2 .

[0032] Specifically, in the initial state, the support leg 2 is at the highest position, and the bottom plate 1 is supported by the universal wheel 5, and the bottom plate 1 is movable, and the bottom plate 1 is moved to a suitable position;

[0033] Then the electric telescopic rod 3 is started, and the support leg 2 is extended downward as a support to lift the universal wheel 5;

[0034] When the hydraulic cylinder 6 is started, the platform plate 7 can be raised and lowered, making it easier to take the automobile parts to be welded;

[0035] When the second motor 25 is started, the gear 24 rotates and combines with the arc-shaped rack 10 to realize the rotation of the beam 11, and the rotation angle range is 90 degrees. The rotation range of the four beams 11 forms a complete circle;

[0036] When the first motor 16 is started, the first slider 14 can move along the beam 11;

[0037] When the first electric push rod 15 is started, the clamping body 17 can move up and down;

[0038] The combination of the above three actions can make the clamping body 17 move arbitrarily in a quarter of the space, that is, the four clamping bodies 17 can move arbitrarily in four quarter-circle spaces, so that the clamping point can be arbitrarily selected and adjusted;

[0039] At the same time, when the rotating plate 20 is rotated, the clamping direction of the clamping body 17 can be adjusted, and the clamping direction of the clamping body 17 can be locked by tightening the bolt 21, thereby further improving the degree of freedom of clamping;

[0040] When welding is required, the welding machine 28 can also reciprocate under the drive of the second threaded shaft 29, and combined with the rotation of the second rotating column 32, the welding machine 28 can move arbitrarily in the plane;

[0041] At the same time, combined with the up and down movement of the platform plate 7, the welding machine can also achieve welding at any position, and the welding freedom is higher.

[0042] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the technical solution of the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solution recorded in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solution from the spirit and scope of the technical solution of each embodiment of the utility model.

Claims

1. An automatic lifting device for automobile welding, characterized in that: The invention comprises a base plate (1), wherein four universal wheels (5) are arranged on the lower surface of the base plate (1), a support column (8) is fixedly arranged on the upper surface of the base plate (1), a top plate (9) is fixedly arranged at the upper end of the support column (8), a welding mechanism (901) capable of adjusting the position on a plane is arranged on the lower surface of the top plate (9), a hydraulic cylinder (6) is also arranged on the base plate (1), a platform plate (7) is fixedly arranged at the upper end of the hydraulic cylinder (6), a clamping mechanism (902) capable of adjusting the clamping position in space is arranged on the platform plate (7), and a supporting mechanism (903) is also arranged inside the lower surface of the base plate (1).

2. The automatic lifting device for automobile welding according to claim 1 is characterized in that: The clamping mechanism (902) includes four first rotating columns (26) in a circular array, which are arranged on the upper side of the platform plate (7) and rotatably connected to the platform plate (7); a crossbeam (11) is fixedly arranged on the upper end of the first rotating column (26); a first slide groove (12) is arranged in the upper surface of the crossbeam (11); a first threaded shaft (13) is rotatably arranged in the first slide groove (12); the first threaded shaft (13) passes through and is threadedly connected to a first slider (14) slidably connected to the first slide groove (12); one end of the first threaded shaft (13) is dynamically connected to a first motor (16) fixed on the crossbeam (11).

3. The automatic lifting device for automobile welding according to claim 2 is characterized in that: A first electric push rod (15) is fixedly provided on the first sliding block (14); a connecting plate (23) is fixedly provided on the upper telescopic end of the first electric push rod (15); a supporting shaft (22) is fixedly provided on the connecting plate (23); a rotating plate (20) is rotatably provided on the upper end of the supporting shaft (22); a clamping bolt (21) is passed through and threadedly connected to the rotating plate (20), the lower end of which can be squeezed onto the connecting plate (23).

4. The automatic lifting device for automobile welding according to claim 3 is characterized in that: A clamping body (17) is fixedly provided on the other side of the rotating plate (20), a clamping bolt (19) passes through and is threadedly connected to the clamping body (17), and a pressing plate (18) is fixedly provided on the other end of the clamping bolt (19).

5. The automatic lifting device for automobile welding according to claim 4 is characterized in that: The platform plate (7) is provided with four arc-shaped racks (10) that are in contact with each other. A second motor (25) is fixedly provided on the lower surface of the crossbeam (11). The output end of the second motor (25) is connected to a gear (24) that meshes with the arc-shaped racks (10).

6. The automatic lifting device for automobile welding according to claim 5 is characterized in that: The welding mechanism (901) includes a third motor (33) fixedly mounted on the lower surface of the top plate (9); the lower output shaft of the third motor (33) is fixedly connected to a second rotating column (32); a second slide groove (30) is arranged on the lower surface of the second rotating column (32); a second threaded shaft (29) is rotatably arranged in the second slide groove (30); the second threaded shaft (29) passes through and is threadedly connected to a second slider (27); a welding machine (28) is fixedly mounted on the lower side of the second slider (27); and one end of the second threaded shaft (29) is dynamically connected to a fourth motor (31) fixedly mounted on the second rotating column (32).

7. The automobile welding automatic lifting device according to claim 6 is characterized in that: The support mechanism (903) comprises four telescopic spaces (4) arranged in the lower surface of the base plate (1), an electric telescopic rod (3) is fixedly arranged in the telescopic space (4), and a support foot (2) is fixedly arranged at the lower telescopic end of the electric telescopic rod (3).

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